Quercus haematophlebia Trel. 1924

Twigs moderate (3-4 mm.), little fluted, from gray-fleecy glabrescent and
grayish with small prominent lenticels. Buds glossy brown, at length glabrate,
rounded, 2 mm. in diameter, the upper with more or less persistent stipules.
Leaves deciduous, oblanceolate to obovate, very obtuse or blunt-pointed,
frequently emarginate, the often somewhat pandurately contracted base
rounded, slightly repand, rather large (5-6 x 10-13 cm.), glossy green though
sparsely fine-velvety and somewhat reticulately impressed above, dingy
short-fleecy beneath; veins about 12 pairs, ending in minute callous tips
mostly in the sinuses, nearly simple, scarcely looped, blood-red on both
faces under the fine gray pubescence; petiole canescent, scarcely 3 mm.
long. Catkins?. Fruit annual, paired on peduncles scarcely 20 mm. long;
cup half-round, rather large (nearly 20 mm. in diameter), with rather thin
and close broad pointed gray-tomentose scales; acorn round-ovoid, about
half-included, very scurfy at top.
Western Sierra Madre region of Mexico.